Application
CJX8-C series switching capacitor contactor is suitable for switching on-off capacitors up to 50 kvar in electrical systems, AC 50Hz, rated working voltage up to 380V.
For connecting & breaking parallel capacitors unit, widely used in automatic reactive power compensation equipments to improve power factor.
Operation surrounding & Installation
1.Ambient Temperature: -5ºC ~40ºC, the average < 35ºC within 24 hours
2.Operating Altitude: 2000m
3.Mounting Position: ±5°(Vertical Plane)
4.Pollution Class: 3 class.
5.Mounted type: III
Specification
| Model | CJX8-25C | CJX8-30C | CJX8-50C | CJX8-63C | CJX8-75C | ||
| control capacitor | 15kvar | 20kvar | 30 | 40 | 50 | ||
| Rated current In(A) | 21.5 | 29A | 43 | 58 | 72 | ||
| Rated heating current Ith(A) | 32 | 43 | 60 | 73 | 85 | ||
| Rated surge capacity | 20In | ||||||
| Suck coil | working voltage Us(50Hz)V | 220, 380V or customized design | |||||
| Action range | 85%~110% Us pull-in steadily; 20%~75% release steadily | ||||||
| Consumption power VA | 85-10 | 175-20 | |||||
| Rated current for shortcircuit protection fuse | 1.5~2.5In | ||||||
| Rated insulation voltage Ui (V, 50Hz) | 500 | ||||||
| Auxiliary contact rated heating current (AC15) | 10 | ||||||
| Mechanical life (X104 times) | 100 | 80 | |||||
| Electrical life (1201 times/h) x104 times | 10 | 80 | |||||
| Weight (kg) | 0.59 | 0.64 | 1.12 | ||||